County record · fips 24005 · Maryland
Baltimore CountyMD
Democratic ×9 since 1992all 40 elections, 1868–2024
The Long Record
40 elections against the Maryland and national vote
2024 result
D+25.1
won by Democrats
Record since first cycle
26–14
Dem–Rep two-party wins
Voted with the winner
27/40
68% of its elections
Closest election
1908
D+0.5
this countyMarylandnational (official)dot colour = two-party winner · hollow = tie or unknown total · click a dot to open that election
The Biggest Swings
Cycle-over-cycle change in the two-party margin, in points
| Election | Swing | Toward |
|---|---|---|
| 1912 | +49.5 pts | Democrats |
| 1916 | -40.6 pts | Republicans |
| 1932 | +38.9 pts | Democrats |
| 1896 | -36.1 pts | Republicans |
| 1960 | +35.7 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
850,796
College (BA+)
42%
Median income
$91,768
2024 dollars
Non-white
49%
Rural
7%
Age 65+
18%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Anne Arundel, MD · Carroll, MD · Harford, MD · Howard, MD · Baltimore City, MD · York, PA